CVE-2021-24155 Backup Guard < 1.6.0 - Authenticated Arbitrary File Upload

Q: What is CVE-2021-24155?

CVE-2021-24155 is a high-severity vulnerability in Unknown WordPress Backup and Migrate Plugin – Backup Guard, published on 5 Apr 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Q: Is CVE-2021-24155 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24155 exists.

Q: How do I fix CVE-2021-24155?

No fix has been published for CVE-2021-24155 yet. Limit exposure of the affected software until one is available.

High 7.2 Published 5 Apr 2021 Updated 3 Aug 2024

Administrators can upload arbitrary PHP files via the import feature, leading to remote code execution on the WordPress site.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-24155?

CVE-2021-24155 is a high-severity vulnerability in Unknown WordPress Backup and Migrate Plugin – Backup Guard, published on 5 Apr 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The WordPress Backup and Migrate Plugin – Backup Guard WordPress plugin before 1.6.0 did not ensure that the imported files are of the SGBP format and extension, allowing high privilege users (admin+) to upload arbitrary files, including PHP ones, leading to RCE.

Weakness: CWE-434

Which versions are affected by CVE-2021-24155?

It affects 1 product.

Products include Backup-Guard Backup Guard.

How do I fix CVE-2021-24155?

No fix has been published for CVE-2021-24155 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-24155 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24155 exists.

Public exploit code: 1 Metasploit module, 1 Exploit-DB entry, 1 Nuclei template and 1 proofs of concept on GitHub.

Sources

Also known as GHSA-h635-5m37-x3p5.